diff options
Diffstat (limited to 'drivers/iio/industrialio-core.c')
| -rw-r--r-- | drivers/iio/industrialio-core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 023040ecd96f..1b40136f10ac 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -659,7 +659,10 @@ static ssize_t __iio_format_value(char *buf, size_t len, unsigned int type, case IIO_VAL_FRACTIONAL_LOG2: tmp2 = shift_right((s64)vals[0] * 1000000000LL, vals[1]); tmp0 = (int)div_s64_rem(tmp2, 1000000000LL, &tmp1); - return scnprintf(buf, len, "%d.%09u", tmp0, abs(tmp1)); + if (tmp0 == 0 && tmp2 < 0) + return snprintf(buf, len, "-0.%09u", abs(tmp1)); + else + return scnprintf(buf, len, "%d.%09u", tmp0, abs(tmp1)); case IIO_VAL_INT_MULTIPLE: { int i; |